Răspuns :
70/90+153/90-5/90-(26/54-3/54-42/54)+9/90+6/90+10/90=
218/90-(-19/54)+25/90=218/90+25/90+19/54=243/90+19/54=
27/10+19/54=
27*27/270+19*5/270=729/270+95/270=824/270=422/135
218/90-(-19/54)+25/90=218/90+25/90+19/54=243/90+19/54=
27/10+19/54=
27*27/270+19*5/270=729/270+95/270=824/270=422/135